Basket Leveling Override Off; Basket Leveling Override On; Basket Leveling Sensor 1 Short To Battery; Basket Leveling Sensor 1 Short To Ground Or Open Circuit - JLG 1250AJP Troubleshooting Manual

Note Pretest Instructions
1.20.10
1.20.11 Cap platform valve port L2
and its hose. Install a high
pressure gauge in port M2.
Start engine.

1.21 BASKET LEVELING OVERRIDE OFF

Flash Code: 8-3
Basket leveling override off. This fault only applies to service access levels. Notification that the user has forced basket level-
ing off.

1.22 BASKET LEVELING OVERRIDE ON

Flash Code: 8-3
Basket leveling override on. This fault only applies to service access levels. Notification that the user has forced basket level-
ing on.

1.23 BASKET LEVELING SENSOR 1 SHORT TO BATTERY

Flash Code: 8-3
Basket leveling sensor 1 short to battery. The platform module J1 right platform level sensor communication terminal
[X016.25] is shorted to battery. See 1.377 COMMON STB OR OC PROCEDURE on Pg. 174.

1.24 BASKET LEVELING SENSOR 1 SHORT TO GROUND OR OPEN CIRCUIT

Flash Code: 8-3
Basket leveling sensor 1 short to ground or open circuit. The platform module J1 right platform level sensor communication
terminal [X016.25] is shorted to ground or open. See 1.378 COMMON STG PROCEDURE on Pg. 175.

1.25 BASKET LEVELING SENSOR 2 SHORT TO BATTERY

Flash Code: 8-3
Basket leveling sensor 2 short to battery. The platform module J1 left platform level sensor communication terminal
[X016.26] is shorted to battery. See 1.377 COMMON STB OR OC PROCEDURE on Pg. 174.

1.26 BASKET LEVELING SENSOR 2 SHORT TO GROUND OR OPEN CIRCUIT

Flash Code: 8-3
Basket leveling sensor 2 short to ground or open circuit. The platform module J1 left platform level sensor communication
terminal [X016.26] is shorted to ground or open. See 1.378 COMMON STG PROCEDURE on Pg. 175.

1.27 BASKET LEVELING SYSTEM TIMEOUT

Flash Code: 8-3
Basket leveling system timeout. The control system detected the platform tilt angle was not within 5.0° of the setpoint for at
least 2 seconds while out of transport or for at least 15 seconds while in the transport position. These values are program-
3128411
SECTION 1 - FAULT DICTIONARY AND SELECTED TROUBLESHOOTING
Test
In the platform valve, swap cartridge common
to level up solenoid [X136] and level down
solenoid [X135] with the cartridge common to
rotate right [X138] and rotate left [X139]. Does
the crackpoint calibrate?
Operate level up to end of stroke. Adjust pres-
sure of the platform level down relief for
3000psi. See Figure 3-3. Platform Valve Lay-
out on Pg. 249 for location. Does gauge read
the proper pressure?
1250AJP
Result Corrective Action
Yes Repair/replace cartridge that was originally
installed common to level up solenoid [X136] and
level down solenoid [X135]
No Go to step 1.20.11
Yes Repair/replace platform level cylinder
No Repair/replace platform level up relief
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